US20190221720A1 - A Full-Spectrum Luminescent Diode and its Application - Google Patents

A Full-Spectrum Luminescent Diode and its Application Download PDF

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US20190221720A1
US20190221720A1 US16/309,265 US201616309265A US2019221720A1 US 20190221720 A1 US20190221720 A1 US 20190221720A1 US 201616309265 A US201616309265 A US 201616309265A US 2019221720 A1 US2019221720 A1 US 2019221720A1
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fluorescent powder
excitation
generate wavelength
spectrum
compound
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US10727377B2 (en
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Tzuhsin WANG
Shirong WEN
Haifeng Zheng
Daoguang Liu
Hongbo Yan
Jingjun Gu
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Hit International Consulting LLC
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
    • H01L33/50—Wavelength conversion elements
    • H01L33/501—Wavelength conversion elements characterised by the materials, e.g. binder
    • H01L33/502—Wavelength conversion materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
    • H01L27/15—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components having potential barriers, specially adapted for light emission
    • H01L27/153—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components having potential barriers, specially adapted for light emission in a repetitive configuration, e.g. LED bars
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
    • H01L33/52—Encapsulations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
    • H01L33/50—Wavelength conversion elements
    • H01L33/501—Wavelength conversion elements characterised by the materials, e.g. binder
    • H01L33/502—Wavelength conversion materials
    • H01L33/504—Elements with two or more wavelength conversion materials

Definitions

  • This invention involves modulation of light source. It is about a full-spectrum luminescent diode and its application.
  • This full-spectrum luminescent diode simulates the spectrum of natural light which includes the spectrum necessary for the growth of plants. It is proved that plants need different light intensity, spectrum and photoperiod in their growth. Photosynthesis plays an important role in the growth of green plants. Light source influences the efficiency of photosynthesis. According to American and Japanese scholars, the closer the light source is to the most suitable spectrum for the growth of plants, the more beneficial it is to their photosynthesis. Currently, full spectrum is mainly applied to LED lighting. It is not widely applied. It is not applied to irradiating meat, seafood, pastry or plants.
  • the inventor designed the full-spectrum luminescent diode to irradiate meat, seafood and pastry so that they look more fresh and more delicious.
  • This invention aims to provide a full-spectrum luminescent diode and its application. It is simply structured and can be used easily.
  • the light source of this full-spectrum luminescent diode can be adjusted to simulate natural light to facilitate photosynthesis so that vegetables, fruits, seafood, meat, bread etc. in supermarkets and fairs look more fresh and more delicious. It is very practical.
  • blue LED chips, fluorescent powder compound and silica gel are included in the full-spectrum luminescent diode.
  • the fluorescent powder compound and silica gel are mixed together.
  • the fluorescent powder compound accounts for 0-40% of the mixture in terms of weight while silica gel accounts for 60-100% of it.
  • the mixture is coated on the blue LED chips.
  • the above-mentioned blue LED chips are blue luminescent diode chips.
  • the wavelength of the two blue luminescent diode chips are 430-450 nm and 450-470 nm respectively.
  • the two blue luminescent chips are connected head by head, head by tail or tail by tail.
  • the above-mentioned fluorescent powder compound consists of fluorescent powder of at least two different colors.
  • the above-mentioned fluorescent powder mixture includes red fluorescent powder of two wavelengths. After excitation, the red fluorescent powder irradiates wavelengths of 610-640 nm and 640-670 nm.
  • the fluorescent powder compound consists of green fluorescent powder which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In terms of weight, the green fluorescent powder accounts for 0-40% of the compound while the red fluorescent powder accounts for 60-100% of it.
  • the fluorescent powder compound consists of green fluorescent powder which can generate wavelength of 520-540 nm after excitation. It also consists of yellow fluorescent powder which can generate wavelength of 540-570 nm after excitation. Besides, it also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm after excitation. In terms of weight, the green fluorescent powder accounts for 0-40% of the compound, the yellow fluorescent powder accounts for 0-70% and the red fluorescent powder accounts for 60-100% of it.
  • the fluorescent powder compound consists of yellow fluorescent powder which can generate wavelength of 540-570 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm after excitation. In terms of weight, the yellow fluorescent powder accounts for 60-100% of the compound while the red fluorescent powder accounts for 0-40% of it.
  • the full-spectrum luminescent diode can be applied to irradiate but not limited to irradiating plants, meat, seafood and pastry.
  • the fluorescent powder compound In the luminescent diode to facilitate the growth of plants, the fluorescent powder compound consists of the green one which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.33-0.5 while the Y value is 0.13-0.33.
  • the fluorescent powder compound In the luminescent diode for irradiating meat, the fluorescent powder compound consists of the green one which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.32-0.43 while the Y value is 0.18-0.32.
  • the fluorescent powder compound In the luminescent diode for irradiating seafood, the fluorescent powder compound consists of the green one which can generate wavelength of 515-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.11-0.28 while the Y value is 0.11-0.33.
  • the fluorescent powder compound In the luminescent diode for irradiating pastry, the fluorescent powder compound consists of the green one which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.31-0.46 while the Y value is 0.25-0.4.
  • the spectrum excited in this invention is close to the curve of photosynthesis, the curve of meat irradiation, the curve of growth of living beings, the curve of seafood irradiation, the curve of vegetables and fruits irradiation, the curve of pastry irradiation.
  • the light source of the luminescent diode can be adjusted to simulate natural light.
  • the excited spectrum is close to the curve of photosynthesis. In this condition, plants can perform photosynthesis and grow in the best condition. Seafood, vegetables, fruits and pastry are irradiated in the best condition. When vegetables, fruits, seafood, meat, bread etc. are irradiated by it supermarkets and fairs, they look more fresh and more delicious.
  • FIG. 1 shows the structure of this invention.
  • Illustration 1 shows the structure of this invention—a full-spectrum luminescent diode. It includes 1 —the base, 2 —blue LED chips, 3 —fluorescent powder compound and 4 —silica gel. 3 —the fluorescent powder compound and 4 —silica gel are mixed together. 3 —the fluorescent powder compound accounts for 0-40% of the mixture in terms of weight while 4 —silica gel accounts for 60-100% of it. The mixture is coated on 2 —blue LED chips.
  • the above-mentioned blue LED chips are blue luminescent diode chips. There are at least two blue luminescent diode chips. The wavelength of the two blue luminescent diode chips are 430-450 nm and 450-470 nm respectively.
  • the two blue luminescent chips are connected head by head, head by tail or tail by tail.
  • the above-mentioned fluorescent powder compound consists of fluorescent powder of at least two different colors.
  • the above-mentioned fluorescent powder mixture includes red fluorescent powder of two wavelengths. After excitation, the red fluorescent powder irradiates wavelengths of 610-640 nm and 640-670 nm.
  • the fluorescent powder compound consists of green fluorescent powder which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In terms of weight, the green fluorescent powder accounts for 0-40% of the compound while the red fluorescent powder accounts for 60-100% of it.
  • the fluorescent powder compound consists of green fluorescent powder which can generate wavelength of 520-540 nm after excitation. It also consists of yellow fluorescent powder which can generate wavelength of 540-570 nm after excitation. Besides, it also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm after excitation. In terms of weight, the green fluorescent powder accounts for 0-60% of the compound, the yellow fluorescent powder accounts for 0-70% and the red fluorescent powder accounts for 0-40% of it.
  • the fluorescent powder compound consists of yellow fluorescent powder which can generate wavelength of 540-570 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm after excitation. In terms of weight, the yellow fluorescent powder accounts for 60-100% of the compound while the red fluorescent powder accounts for 0-40% of it.
  • the fluorescent powder compound In the luminescent diode to facilitate the growth of plants, the fluorescent powder compound consists of the green one which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.33-0.5 while the Y value is 0.13-0.33.
  • the fluorescent powder compound In the luminescent diode for irradiating meat, the fluorescent powder compound consists of the green one which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.32-0.43 while the Y value is 0.18-0.32.
  • the fluorescent powder compound In the luminescent diode for irradiating seafood, the fluorescent powder compound consists of the green one which can generate wavelength of 515-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.11-0.28 while the Y value is 0.11-0.33.
  • the fluorescent powder compound In the luminescent diode for irradiating pastry, the fluorescent powder compound consists of the green one which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.31-0.46 while the Y value is 0.25-0.4.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Computer Hardware Design (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Cultivation Of Plants (AREA)
  • Led Device Packages (AREA)
  • Luminescent Compositions (AREA)

Abstract

This invention discloses a Full-Spectrum Luminescent Diode and its application. Fluorescent powder compound is mixed with silica gel. The mixture of fluorescent powder compound and silica gel is coated on blue LED chips; blue LED chips are chips of blue luminescent diodes. There are at least two blue luminescent diodes. The above-mentioned fluorescent powder compound contains fluorescent powder compound of at least two different colors. The spectrum excited in this invention is close to the curve of photosynthesis, the curve of meat irradiation, the curve of growth of living beings, the curve of seafood irradiation, the curve of vegetables and fruits irradiation, the curve of pastry irradiation. The light source of the luminescent diode can be adjusted to simulate natural light. In this condition, plants can perform photosynthesis and grow in the best condition. Seafood, vegetables, fruits and pastry are irradiated in the best condition.

Description

    CROSS-REFERENCE TO RELATED APPLICATIONS
  • This application applies for the priority of the Chinese patent application “A Full-Spectrum Luminescent Diode” which was applied on 25 Aug. 2015 with the application number of 201510541717.1. All of which are incorporated by reference herein in their entirety for all purposes.
    • TECHNICAL FIELD
  • This invention involves modulation of light source. It is about a full-spectrum luminescent diode and its application.
    • RELATED TECHNOLOGY
  • This full-spectrum luminescent diode simulates the spectrum of natural light which includes the spectrum necessary for the growth of plants. It is proved that plants need different light intensity, spectrum and photoperiod in their growth. Photosynthesis plays an important role in the growth of green plants. Light source influences the efficiency of photosynthesis. According to American and Japanese scholars, the closer the light source is to the most suitable spectrum for the growth of plants, the more beneficial it is to their photosynthesis. Currently, full spectrum is mainly applied to LED lighting. It is not widely applied. It is not applied to irradiating meat, seafood, pastry or plants.
  • To improve this, the inventor designed the full-spectrum luminescent diode to irradiate meat, seafood and pastry so that they look more fresh and more delicious.
    • CONTENT OF THE INVENTION
  • This invention aims to provide a full-spectrum luminescent diode and its application. It is simply structured and can be used easily. The light source of this full-spectrum luminescent diode can be adjusted to simulate natural light to facilitate photosynthesis so that vegetables, fruits, seafood, meat, bread etc. in supermarkets and fairs look more fresh and more delicious. It is very practical.
  • The technical principle is as follows: blue LED chips, fluorescent powder compound and silica gel are included in the full-spectrum luminescent diode. The fluorescent powder compound and silica gel are mixed together. The fluorescent powder compound accounts for 0-40% of the mixture in terms of weight while silica gel accounts for 60-100% of it. The mixture is coated on the blue LED chips. The above-mentioned blue LED chips are blue luminescent diode chips. There are at least two blue luminescent diode chips. The wavelength of the two blue luminescent diode chips are 430-450 nm and 450-470 nm respectively. The two blue luminescent chips are connected head by head, head by tail or tail by tail. The above-mentioned fluorescent powder compound consists of fluorescent powder of at least two different colors. The above-mentioned fluorescent powder mixture includes red fluorescent powder of two wavelengths. After excitation, the red fluorescent powder irradiates wavelengths of 610-640 nm and 640-670 nm.
  • In the full-spectrum luminescent diode, the fluorescent powder compound consists of green fluorescent powder which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In terms of weight, the green fluorescent powder accounts for 0-40% of the compound while the red fluorescent powder accounts for 60-100% of it.
  • In the full-spectrum luminescent diode, the fluorescent powder compound consists of green fluorescent powder which can generate wavelength of 520-540 nm after excitation. It also consists of yellow fluorescent powder which can generate wavelength of 540-570 nm after excitation. Besides, it also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm after excitation. In terms of weight, the green fluorescent powder accounts for 0-40% of the compound, the yellow fluorescent powder accounts for 0-70% and the red fluorescent powder accounts for 60-100% of it.
  • In the full-spectrum luminescent diode, the fluorescent powder compound consists of yellow fluorescent powder which can generate wavelength of 540-570 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm after excitation. In terms of weight, the yellow fluorescent powder accounts for 60-100% of the compound while the red fluorescent powder accounts for 0-40% of it.
  • The full-spectrum luminescent diode can be applied to irradiate but not limited to irradiating plants, meat, seafood and pastry.
  • In the luminescent diode to facilitate the growth of plants, the fluorescent powder compound consists of the green one which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.33-0.5 while the Y value is 0.13-0.33.
  • In the luminescent diode for irradiating meat, the fluorescent powder compound consists of the green one which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.32-0.43 while the Y value is 0.18-0.32.
  • In the luminescent diode for irradiating seafood, the fluorescent powder compound consists of the green one which can generate wavelength of 515-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.11-0.28 while the Y value is 0.11-0.33.
  • In the luminescent diode for irradiating pastry, the fluorescent powder compound consists of the green one which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.31-0.46 while the Y value is 0.25-0.4.
  • Compared with current technology, the advantages of this invention is: the spectrum excited in this invention is close to the curve of photosynthesis, the curve of meat irradiation, the curve of growth of living beings, the curve of seafood irradiation, the curve of vegetables and fruits irradiation, the curve of pastry irradiation. The light source of the luminescent diode can be adjusted to simulate natural light. The excited spectrum is close to the curve of photosynthesis. In this condition, plants can perform photosynthesis and grow in the best condition. Seafood, vegetables, fruits and pastry are irradiated in the best condition. When vegetables, fruits, seafood, meat, bread etc. are irradiated by it supermarkets and fairs, they look more fresh and more delicious.
    • BRIEF DESCRIPTION OF THE DRAWINGS
  • FIG. 1 shows the structure of this invention.
    •
  • Remarks: 1—base; 2—blue LED chip; 3—fluorescent powder compound; 4—silica gel.
    • IMPLEMENTATION
  • This invention will be explained in detailed cases. Please understand that these cases are only to explain this invention instead of restricting this invention. Please also understand that technicians of this field can change or modify this invention after learning about this invention. Such equivalents are also included in the Patent Claims attached to this application.
  • Illustration 1 shows the structure of this invention—a full-spectrum luminescent diode. It includes 1—the base, 2—blue LED chips, 3—fluorescent powder compound and 4—silica gel. 3—the fluorescent powder compound and 4—silica gel are mixed together. 3—the fluorescent powder compound accounts for 0-40% of the mixture in terms of weight while 4—silica gel accounts for 60-100% of it. The mixture is coated on 2—blue LED chips. The above-mentioned blue LED chips are blue luminescent diode chips. There are at least two blue luminescent diode chips. The wavelength of the two blue luminescent diode chips are 430-450 nm and 450-470 nm respectively. The two blue luminescent chips are connected head by head, head by tail or tail by tail. The above-mentioned fluorescent powder compound consists of fluorescent powder of at least two different colors. The above-mentioned fluorescent powder mixture includes red fluorescent powder of two wavelengths. After excitation, the red fluorescent powder irradiates wavelengths of 610-640 nm and 640-670 nm.
    • Case 1
  • In the full-spectrum luminescent diode, the fluorescent powder compound consists of green fluorescent powder which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In terms of weight, the green fluorescent powder accounts for 0-40% of the compound while the red fluorescent powder accounts for 60-100% of it.
    • Case 2
  • In the full-spectrum luminescent diode, the fluorescent powder compound consists of green fluorescent powder which can generate wavelength of 520-540 nm after excitation. It also consists of yellow fluorescent powder which can generate wavelength of 540-570 nm after excitation. Besides, it also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm after excitation. In terms of weight, the green fluorescent powder accounts for 0-60% of the compound, the yellow fluorescent powder accounts for 0-70% and the red fluorescent powder accounts for 0-40% of it.
    • Case 3
  • In the full-spectrum luminescent diode, the fluorescent powder compound consists of yellow fluorescent powder which can generate wavelength of 540-570 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm after excitation. In terms of weight, the yellow fluorescent powder accounts for 60-100% of the compound while the red fluorescent powder accounts for 0-40% of it.
    • Case 4
  • In the luminescent diode to facilitate the growth of plants, the fluorescent powder compound consists of the green one which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.33-0.5 while the Y value is 0.13-0.33.
    • Case 5
  • In the luminescent diode for irradiating meat, the fluorescent powder compound consists of the green one which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.32-0.43 while the Y value is 0.18-0.32.
    • Case 6
  • In the luminescent diode for irradiating seafood, the fluorescent powder compound consists of the green one which can generate wavelength of 515-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.11-0.28 while the Y value is 0.11-0.33.
    • Case 7
  • In the luminescent diode for irradiating pastry, the fluorescent powder compound consists of the green one which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.31-0.46 while the Y value is 0.25-0.4.

Claims (9)

What is claimed is:
1. A full-spectrum luminescent diode. Its feature is: blue LED chips, fluorescent powder compound and silica gel are included in the full-spectrum luminescent diode. The fluorescent powder compound and silica gel are mixed together. The fluorescent powder compound accounts for 0-40% of the mixture in terms of weight while silica gel accounts for 60-100% of it. The mixture is coated on the blue LED chips. The above-mentioned blue LED chips are blue luminescent diode chips. There are at least two blue luminescent diode chips. The wavelength of the two blue luminescent diode chips are 430-450 nm and 450-470 nm respectively. The two blue luminescent chips are connected head by head, head by tail or tail by tail. The above-mentioned fluorescent powder compound consists of fluorescent powder of at least two different colors. The above-mentioned fluorescent powder mixture includes red fluorescent powder of two wavelengths. After excitation, the red fluorescent powder irradiates wavelengths of 610-640 nm and 640-670 nm.
2. According to claim 1, the fluorescent powder compound consists of green fluorescent powder which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640nm and 640-670 nm. In terms of weight, the green fluorescent powder accounts for 0-40% of the compound while the red fluorescent powder accounts for 60-100% of it.
3. According to claim 1, the fluorescent powder compound consists of green fluorescent powder which can generate wavelength of 520-540 nm after excitation. It also consists of yellow fluorescent powder which can generate wavelength of 540-570 nm after excitation. Besides, it also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm after excitation. In terms of weight, the green fluorescent powder accounts for 0-60% of the compound, the yellow fluorescent powder accounts for 0-70% and the red fluorescent powder accounts for 0-40% of it.
4. According to claim 1, the fluorescent powder compound consists of yellow fluorescent powder which can generate wavelength of 540-570 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm after excitation. In terms of weight, the yellow fluorescent powder accounts for 60-100% of the compound while the red fluorescent powder accounts for 0-40% of it.
5. According to claim 1, the full-spectrum luminescent diode is applied to irradiate but not limited to irradiating plants, meat, seafood and pastry.
6. According to claim 5, to facilitate the growth of plants, the fluorescent powder compound consists of the green one which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.33-0.5 while the Y value is 0.13-0.33.
7. According to claim 5, for irradiating meat, the fluorescent powder compound consists of the green one which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.32-0.43 while the Y value is 0.18-0.32.
8. According to claim 5, for irradiating seafood, the fluorescent powder compound consists of the green one which can generate wavelength of 515-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.11-0.28 while the Y value is 0.11-0.33.
9. According to claim 5, for irradiating pastry, the fluorescent powder compound consists of the green one which can generate wavelength of 520-540 nm after excitation. It also consists of red fluorescent powder which can generate wavelength of 610-640 nm and 640-670 nm. In the CIE chromaticity coordinates of such spectrum, the X value is 0.31-0.46 while the Y value is 0.25-0.4.
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